| Acronym | Definition |
|---|
| SHDM➣Short Handoff Direction Message |
| SHDM➣Supplementary Human Dimension Meeting (Organization for Security and Co-Operation in Europe; EU) |
| SHDM➣Semantic Hypermedia Design Method (computing) |
| SHDM➣Super Heavy Dark Matter (physics) |
| SHDM➣Studio Hamburg Distribution & Marketing GmbH |
| SHDM➣Stanhope Heritage Discovery Museum (Minden, Ontario, Canada) |